update_mean: Update the Covariance of a dataset
In XiulinXie/SPCmonitor2: Process Control Chart for Monitoring Short-Range Serially Correlated Data
Description
Usage
Arguments
Details
Value
Author(s)
Examples
Description
The function updates the mean of a dataset when we have a new data by recursive formula
Usage
1
update_mean(old_mean, m, newx)
Arguments
old_mean
the mean of previous dataset
m
the number of data in your previous dataset
newx
value of your new data
Details
update_mean() can be used to update the mean of a large data set without recalculating the whole data set to make compuation easier. The function can be used to update univariate or multivariate data set.
Value
new mean
Author(s)
Xiulin Xie
Examples
1
update_mean(mean(c(1:13)),13,14)
XiulinXie/SPCmonitor2 documentation built on Dec. 10, 2019, 12:10 a.m.
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Description Usage Arguments Details Value Author(s) Examples
Description
The function updates the mean of a dataset when we have a new data by recursive formula
Usage
1 | update_mean(old_mean, m, newx)
|
Arguments
old_mean |
the mean of previous dataset |
m |
the number of data in your previous dataset |
newx |
value of your new data |
Details
update_mean() can be used to update the mean of a large data set without recalculating the whole data set to make compuation easier. The function can be used to update univariate or multivariate data set.
Value
new mean
Author(s)
Xiulin Xie
Examples
1 | update_mean(mean(c(1:13)),13,14)
|
R Package Documentation
Browse R Packages
We want your feedback!
Note that we can't provide technical support on individual packages. You should contact the package authors for that.
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